Answer:
Q3: x1=2+i, x2=2-i Q4: x1=-3/2+i, x2=-3/2-i
Step-by-step explanation:

(
±
) /
= (
x1= 2+i
x2= 2-i

(
±
) /
= (-6 ±
)/4= (-3 ± i)/2
x1 = -3/2 +i
x2 = -3/2 -i
Answer:
C. 2
Step-by-step explanation:
Look at pic below.
Hope this helps! :)
out of 50 bucks Eliza has already used 40.
she has 10 dollars to pay for 5 quarter of an hour
very quarter of an hour takes 4 dollars. Eliza needs 10 more bucks. Eliza does not have enough money.
In an equation 4$ = 15 Minutes. So Eliza should return the bike at 7:30.